Never Dance Alone ; filmed under the working title "Aerobic Girls", is a Hong Kong television modern inspiration comedy-drama series produced and broadcast by domestic broadcaster TVB in 2014, starring Carman Lee, Rachel Lee, Fennie Yuen, Flora Chan, Gloria Yip, Angie Cheong and Elvina Kong as the main cast. It is a remake of a 2011 South Korean film Sunny.

Sunny is a 2011 South Korean comedy-drama film. The film is about a middle-aged woman who tries to fulfill her friend's dying wish of reuniting their group of high school friends. The film alternates between two timelines: the present day where the women are middle-aged, and the 1980s when they were in high school. It is the second film by writer-director Kang Hyeong-cheol, who previously directed Scandal Makers (2008).